The spine is the length along the back of the animal. The spine is a flexible motion kho obliged to help sustain your body into shape, get worse, and to help prevent remained nervous.
The backbone is a long line along the back of the animal. As well as a flexible spine movement has helped to shape the body in shape and also prevents nerve, too.
The spine is a long line on the back of the animal. The spine is a number, flexible movement has to help support the body shape is ให้เป็นรูปร่าง and also protects the nerves.